text: /**
   *   Node.js
   *   github.com/dguard/snake-dijkstra
   *   Licensed under the MIT license.
   *
   *   Implementation By Alexander Serditov (keep@digitallyconstructed.ru)
   **/
  var HexagonNode = function (parent, nodeY, nodeX, distanceFromStart) {
  
      this.y = nodeY;
      this.x = nodeX;
      this.parent = parent;
      this.distanceFromStart = distanceFromStart;
  };
  